@article {1809.09089, archivePrefix = {arXiv}, eprint = {1809.09089}, primaryClass = {cond-mat.supr-con}, author = {Xiang Wu}, title = {Cooper pairs or Individual electrons? Based on the quantization of magnetic flux and the scaling law of Tc of superconducting thin films}, year = {2018}, url = {http://arxiv.org/abs/1809.09089} }